1. TNN CAR SD/MMC USB
CD-MP3 ESP MODEL

2. CONTENTS 1. FEATURES 2. BLOOK DIAGRAM 3. MICOM TERMINAL
4. OPTION DIODE AND KEY INPUT
5. KEY FUNCTION
6. RADIO MODE
7. CDP MODE
8. MP3 MODE
9. CDC MODE
10. TAPE MODE
11. CLOCK MODE
12. VOLUME MODE
13. POWER OFF / DOWN MODE
14. DISPLAY TYPE
15. APPLICATION
16. PACKING DIMENSION
CONTENTS
TNN SOLUTION CO., LTD.

3. 1. FEATURES FILE. - WMA/MP3 MEDIA - SD/MMC CARD,USB , CD , MP3 CD
FIRMWARE UPGRADE VIA USB
DTS TUNER(AM,FM,ORIT,LW,MW)
CD ESP (10 SEC)
CD CHANGER CONTROL
CD-RW,CD-R,CD DISC PLAYBACK
MULTI-SESSION DISC PLAYBACK (CD EXTRA,MIXED CD)
1SO9660, JOLIET AND ROMEO FORMAT
FILE ADD/DELETE
TUNER,AUX RECODING
SUPPORT UDF( PACKET WRITING)

4. 2. BLOCK DIAGRAM DRAM FLASH (4M) 16MDRAM DSP+DAC (S5L9290) 1BIT DAC
PICKUP MECHA
KMC,KOMEC
TANASHIN,SHINWA
SHINHEUNG
FLASH (4M)
DRAM
16MDRAM
4CH DRIVER
(9259)
CD MP3 DECODER
(TNN720)
LCD driver control(graphic,char type optional).
SD/MMC card check,file navigation.
(Plug in PLAY).
USB interface file system control.
(CD text decoding.)
C3 decoding and file navigation.
CD mp3 key function(play/pause,stop,next/ff,
back/fb,shuffle,intro,dir,file search)
CD ESP control.
3 line interface.(CLK master).
(SD/MMC,USB file add(recode and naming)/
delete.alphabet input)
( tuner,mic record, hands free.)
( mp3 file down load from disc to memory(USB,
SD/MMC card).)
USB,SD/MMC card key function (plug in/out,
play/pause,stop,next/ff,back/fb,intro,shuffle,
- 3 AD Input for 5 band pseudo EQ display.
RF-AMP+SSP
(S1L9226)
CD-R, CD-RW
DSP+DAC
(S5L9290)
1BIT DAC
MICOM
( TNN8325)
key scan,remocon
tuner am/fm pll control
tuner key function (display data control)
main key function (power,mute,band,mode)
audio processor
aux,tape mode.
acc backup
3 line interface
CD servo control(ss,t)
CD deck control(KMC,load/eject).
option check
CD changer
detach check
power,mute control
2 LINE TEXT-LCD
1 LINE LCD ,VFD
PT2313
KEY
(PANEL &REMOCON) ◎R ◎L

5. LCD Display (SIO Interface)
RF Amp
Motor Driver
Nor Flash (4MB)
CD DSP
Front-End
4 Ch
SPDIF Out
Audio Out
Disc
Spindle
Motor
Pick up
Audio
AMP
Main Board
CD Deck
tuner
Key
remocon
TNN DECODER
SDRAM (16Mb )
MAIN
MICOM
Audio processor
CD changer
SD/MMC
USB

6. TNN8325 3. MICOM TERMINAL 3.1 TNN8325A PIN ASSIGNMENT (80- QFP-1420)
CDPON P0.6/T0CLK
ACCIN P0.5/T0OUT
SCK P1.4/
CDCIN P1.2/INT2
REMO P1.0/INT0
DSEN P0.4/T0CAP
SSEN P0.3/T2OUT
MCK P0.2/T2CLK
SCOR P1.1/INT1
STIN P0.7/BUZ
SD P1.3/INT3 V
MDT P0.1
MLT P0.0
SCK CE
EOE0
DDPLL 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 1 2 3 4 5 6 7 8 9
10 (
SDAT)
11 (
SCLK) 12 13 14 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65
MD P1.5/SO
FMIF FMIF
AMIF AMIF
VSSPLL
VCOAM VCOAM
VCOFM VCOFM
P3.3/INT11 RADIO ON
P3.2/INT10 AGC
P3.1/INT9 BAND1
P3.0/INT8 BAND2
SEG27/P4.7 OPMTR
SEG26/P4.6 CLMTR
SEG25/P4.5 ENCODER_DN
SEG24/P4.4 ENCODER_UP
SEG23/P4.3 (DIR)
SEG22/P4.2 (FAST)
SEG21/P4.1 WOOFER
SEG20/P4.0
SEG19/P5.7 EJECT
SEG18/P5.6 DETSW
SEG17/P5.5 LIMIT
SEG16/P5.4 SUBQ
SEG15/P5.3 POWER
SEG14/P5.2 CDCOUT
SEG13/P5.1 CDCON
SD P1.6/SI
SQCK P1.7
SW1 P2.0/ADC0
SW2 P2.1/ADC1
SW3 P2.2/ADC2
(TAPE IN) P2.3/ADC3
AD KIN0 P2.4/ADC4/INT4
AD KIN1 P2.5/ADC5/INT5
AD KIN2 P2.6/ADC6/INT6
SD IN P2.7/ADC7/INT7
TNN8325 V
DD1 V
SS1
(80-
QFP-1420) X
OUT X IN 15
TEST0 16 XT IN 17 XT
OUT 18
RESET RESETB 19
LPF 20
TEST1 21 V
DD2 22 V
SS2 23
LOC COM0/P8.0 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
SEG12/5.0 XRST
SEG11/P6.7 OPT7
SEG10/P6.6 OPT6
SEG9/P6.5 OPT5
SEG8/P6.4 OPT4
SEG7/P6.3 OPT3
SEG6/P6.2 OPT2
SEG5/P6.1 OPT1
SEG4/P6.0 OPT0
SEG3/COM7/P7.3 LKFS
SEG2/COM6/P7.2 OPIN2
SEG1/COM5/P7.1 OPIN1
SEG0/COM4/P7.0 OPIN0
COM3/P8.3 EVOL_DAT
COM2/P8.2 EVOL_CLK
COM1/P8.1 MUTE
TNN SOLUTION CO., LTD.

7. 3.2 TNN8325A PIN DESCRIPTION TNN SOLUTION CO., LTD. PIN NO PIN NAME
DESCRIPTIONS
ACTIVE
LEVEL
I/O 1 MD
MD output for interface - O 2 SD
SD input for 3 line interface I 3
SQCK
SUB Q data read sync clock output 4
SW1
Eject end detection of disc
Detection of disc existence
Detection of disc in 5
SW2 6
SW3 7
(TAPE IN)
TAPE IN SIGNAL
LOW 8
ADKIN0
KEY INPUT VOLTAGE 9
ADKIN1 10
ADKIN2 11
SDIN
Station detect signal Input pin
High 12
VDD
+3V 13
VSS
GND 14
XOUT
X-tal connection pins 15
XIN 16
TEST 17
XTOUT
OPEN 18
XTIN 19
RESET 20
LPF
Loop filter pump output for OSC PLL
TNN SOLUTION CO., LTD.

8. TNN SOLUTION CO., LTD. PIN NO PIN NAME DESCRIPTIONS ACTIVE LEVEL I/O21
TEST1
OPEN 22
VDD2
+3V 23
VSS2
GND 24
LOC
Local function control output pin in Radio mode
HIGH O 25
MUTE
AUDIO MUTE
LOW 26
EVOL_CLK
SCL FOR AUDIO PROCESSOR - 27
EVOL_DAT
SDA for audio processor 28
OPIN0
OPTION INPUT0 I 29
OPIN1
OPTION INPUT1 30
OPIN2
OPTION INPUT2 31
LKFS
LKFS signal from CD DSP 32
OPT0
/AUX ON
Option diode matrix signal output pins
AUX POWER ON 33
OPT1/
(TAPE ON)
TAPE POWER ON 34
OPT2 35
OPT3 36
OPT4 37
OPT5 38
OPT6 39
OPT7 40
XRST
CD SERVO RESET 41
CDCON
CD changer control pin 42
CDCOUT
CD changer control serial data output pin
After reset, one time this pin use option matrix output pin
TNN SOLUTION CO., LTD.

9. TNN SOLUTION CO., LTD. PIN NO PIN NAME DESCRIPTIONS ACTIVE LEVEL I/O43
POWER
SYSTEM POWER ON/OFF
HIGH O 44
SUBQ
Q data from CD DSP - I 45
LIMIT
Pick up Limit switch
LOW 46
DETSW
Detach switch 47
EJECT
EJECT key input 48
TEST10
OPEN 49
WOOFER
Sub woofer control 50
( FAST)
TAPE fast play mode input for display 51
(DIR)
TAPE direction input for display 52
ENCODER_UP
ENCODER input 53
ENCODER_DN 54
CLMTR
LOAD DISC control output 55
OPMTR
EJECT DISC control output 56
BAND2
TUNER BAND CHANGE ( AM SELECT ) 57
BAND1
TUNER BAND CHANGE ( FM SELECT ) 58
AGC
AUTOMATIC GAIN CONTROL IN RADIO MODE 59
RADIO ON
POWER ON FOR RADIO MODE 60 61
VCO FM
VCO AM
Input pin for high frequency signal that comes from external VCO 62
VSSPLL
GROUND FOR PLL 63 64
FMIF
AMIF
IF (Intermediate Frequency) input pins.
If requires a component to cut out the DC level ON
input signal because it has a built in AC
amplifier
The input frequency range :
AMIF : 0.1 – 1 MHz, FMIF : 5 – 15 MHz
Minimum input voltage range : 300mVp-p
Auto tuning stop condition
TNN SOLUTION CO., LTD.

10. TNN SOLUTION CO., LTD. PIN NO PIN NAME DESCRIPTIONS ACTIVE LEVEL I/O65
VDDPLL
+3V FOR PLL - 66 EO
PLL (Phase Locked Loop) error output pins O 67 CE
CHIP ENABLE
HIGH I 68
MXLT
CDP LSI CONTROL LATCH PIN 69
MDATA
CDP LSI CONTROL DATA OUTPUT 70
MCLK
CDP LSI CONTROL CLOCK OUTPUT 71
D-SENSE
S5L9290 I-STATE SIGANL INPUT 72
S-SENSE
S5L9226 I-STATE SIGNAL INPUT 73
ACC IN
Chip enable pin
High level : Normal Operation mode
Low level : Power Down mode
If this is connected low, all functions are disabled
and it starts power saving mode
LOW 74
CDP ON
CD FUNCTION POWER SUPPLY 75
ST IN
FM stereo signal input pin 76
REMO
ROMOTE CONTROL SIGNAL INPUT 77
SCOR
CD DSP S0S1 SYNC INPUT PIN 78
CDC IN
CD CHANGER DATA INPUT PIN 79 SD
SD INPUT FOR 3LINE INTERFACE 80
SCLK
CLOCK INPUT FOR 3LINE INTERFACE
TNN SOLUTION CO., LTD.

11. 4. OPTION DIODE AND A/D KEY INPUT
4.1 TABLE CONFIGURATIONS
KIN0 (08)
KIN1 (09)
KIN2 (10) -
●POWER
●BAND/ENT
●EJECT/LOAD
510 (R)
●PLAY/PAUSE
●CLOCK/ST/MONO
●SEL/NEXT
680 (R)
●T-UP
●VOL-UP
●SCAN/CDC-UP/7/
REC(L)
1K (R)
●T-DOWN
●VOL-DOWN
●SEEK/CDC-DN
1.5K (R)
●MODE
●ASPS/SCH
●LOC/TAPE-METAL
2.2K (R)
●MUTE/9
●M1/1
●M4/SHF/4
4.7K (R)
●DSP/8
●M2/RPT/RPTA-B(L)/2
●M5/-10/5
15K (R)
●LOUD/0
●M3/INT/3
●M6/+10/6
OPT0(28)
OPT1(29)
OPT2(30)
DSCN0 (32)
▲D0(AREA)
▲D8(OIRT ON/OFF)
▲D16(RDS ON/OFF)
DSCN1 (33)
▲D1(AREA)
▲D9 ( LW ON/OFF)
▲D17(CLOCK DISP)
DSCN2 (34)
▲D2(AREA)
▲D10 (CD DECK)
▲D18(24 HOUR)
DSCN3 (35)
▲D3(FM ONLY)
▲D11(CD DECK)
▲D19(DETACHABLE)
DSCN4 (36)
▲D4(LOC ON/OFF)
▲D12(CD DECK)
▲D20(DIS VFD/LCD)
DSCN5 (37)
▲D5(AM 10.71HHz)
▲D13(AUX ON/OFF)
▲D21(DIS 3COM/4COM)
DSCN6 (38)
▲D6(FM IF_SD)
▲D14(TAPE ON/OFF)
▲D22(DIS GRAPHIC
ON/OFF)
DSCN7 (39)
▲D7(AM IF_SD)
▲D15(MP3 ONLY)
▲D23(RECORDING ▲ ●
Diode matrix
Momentary switch
TNN SOLUTION CO., LTD.

12. 4.2 A/D KEY CONFIGURATIONS
PIN 8
PIN 9
PIN 10
AVDD
AVDD
AVDD
IN4148
IN4148
IN4148
3.3K
POWER
3.3K
3.3K R1
510
BAND/ENT R1
510
EJECT/LOAD R1
510
PLAY/PAUSE R2
680
CLOCK/MONO
SEL R2
680 R2
680
T-UP R3 1K
VOL-UP R3 1K
SCAN/CDC-UP
RECORD(L) R3 1K
T-DN R4
1.5K
VOL-DN R4
1.5K
SEEK/CDC-DN R4
1.5K
MODE R5
2.2K
ASPS/SCH R5
2.2K
LOC/METAL R5
2.2K
MUTE R6
4.7K
M1/1 R6
4.7K
M4/SHF/4 R6
4.7K
DSP R7
15K
M2/RPT/2 R7
15K
M5/-10/5 R7
15K
M6/+10/6
LOUD
M3/INT/3
TNN SOLUTION CO., LTD.

13. 4.3 NUMBER AND FILE NAME SEARCH DESCRIPTION
When push the AS/PS Key (CD /USB/SD-MMC MODE) , Enter the search mode.
FIRST – NUMBER SEARCH
SECOND - FILENAME SEARCH
THIRD - EXIT SEARCH MODE
(1) NUMERIC SEARCH
1) PUSH THE AS/PS KEY IN CD,USB,SD MODE
2) SELECT THE NUMBER
NUMBER OF TOTAL SONG IS LESS THAN 1000
NUMBER OF TOTAL SONG IS MORE THAN 1000
* M1 KEY IN
* M2 KEY IN
* M3 KEY IN
* M4 KEY IN (If number seat is exceed, automatic scroll)
3) PUSH THE BAND/ENT KEY
SEARCH START (DISPLAY : FINDING) AND PLAY
4) If there is no number, last song play
TNN SOLUTION CO., LTD.

14. TNN SOLUTION CO., LTD. (2) FILENAME SEARCH
1) PUSH THE AS/PS KEY IN NUMERIC SEARCH MODE
2) SELECT THE ALPHA/NUMERIC CHARACTER
- Use the FF/REW key
3) SELECT NEXT FIELD
- Use the SEL key
4) SEARCH START
- Use the BAND key
- If more than a piece of music is selected, use and select FF/REW key
5) PLAY
6) Available character are A-Z 0-9.
7) DISPLAY STEP
. A * * : Start search mode (blink current character ‘A’)
. A B * : Next field (blink ‘B’)
. A B C : Last field (blink ‘C’)
. F I N D I N G : Searching
. N O M A T C H : Search failed, restart search mode
S O N G : Search success
TNN SOLUTION CO., LTD.

15. 4.4 OPTION DIODE DISPLAY AND DECK DESCRIPTION
CD DECK OPTION
PIN
MODE
D10
D11
D12
KOMEC/KMC L
TANASHIN(NEW) H
SHINWA
SHINHEUNG
SAMJIN
SANYO
SAMSUNG(M97) -
DISPLAY OPTION
D20
D21
D22
VFD/LCD
VFD H -
LCD L
3COM/4COM
4COM
3COM
GRAPHIC ON
OFF
(H : Diode used)
EX) LCD 3COM NON GRAPHIC -- PT6523
LCD 4COM NON GRAPHIC -- LD4104(HM11L4104)
VFD 4COM NON GRAPHIC -- SC16311
TNN SOLUTION CO., LTD.

16. 4.5 OPTION DIODE DESCRIPTIONS
SYMBOL
Functional Descriptions
AREA1
AREA2
AREA3
Reception area setting switch.
AREA 1
Refer to option table
( Option Diode → : Not used, : used )
OIRT LW
Receiving radio band setting switch.
ENLW : LW Band disable (It must be reset to except Europe)
ENOIRT 0 : OIRT Band disable (It is valid at Europe 1)
Receiving bands for each area
ENOIRT
ENLW
RECEIVING BANDS
Europe
FM1,FM2,FM3,MW1,MW2
FM1,FM2,FM3,MW1,LW
FM1,FM2,FM3,OIRT,MW1,MW2
FM1,FM2,FM3,OIRT,MW1,LW
Etc -
FM1,FM2,FM3,AM1,AM2
FMONLY
FM RADIO ONLY
FM ONLY
Operations
FM1 → FM2 → FM3 → (OIRT) → MW1 → MW2 (LW)
FM1 → FM2 → FM3 → (OIRT)
AMIF - SD
FMIF - SD
AMIF_SD FM
MW,LW SD
SD+IF
SD + IF
TNN SOLUTION CO., LTD.

17. Functional Descriptions
SYMBOL
Functional Descriptions
PRIORITY
Priority selection switch.
PRIORITY
Operations
Display switching is performed when the CLOCK key was operated.
The display switches between “ FREQUENCY ” display “ CD ” display and
“ CLOCK ” display each time the CLOCK key is pressed. 1
When the display switched from “ FREQUENCY ” or “ CD ” display to
“ CLOCK ” display by CLOCK key, if no operation is performed with in 5 seconds,
the returns to the original display.
( Option Diode → : Not used, : used )
DISDTH
Detachable mode switch.
DISDTH
Operations
Detachable. 1
Pull-out
( Option Diode → : Not used, : used )
SD ONLY
A/D converter input.
MP3 ONLY
WMA SUPPORT (TNN720)
DISDTH
Operations
MP3 ONLY 1
WMA SUPPORT
( Option Diode → : Not used, : used )
TNN SOLUTION CO., LTD.

18. TNN SOLUTION CO., LTD. SYMBOL Functional Descriptions 24 HOUR
Time display mode
24 Hours
Operations
12 Hour display mode 1
24 Hour display mode
( Option Diode → : Not used, : used )
DISP
CLOCK
Clock display setting switch in POWER OFF MODE
ACCIN
DISP CLOCK
LOW x
Clock is not display in POWER OFF mode.
HIGH
Clock is display in POWER OFF mode.
REC
RECORDING ON/OFF
RECORDING ON
RECORDING OFF
TNN SOLUTION CO., LTD.

19. 4.6 REMOCON KEY MATRIX (uPD6121/2-001:NEC,PT2221/2-01:Princeton) IC
() : Pin No of uPD6121 or PT2221 IC
PIN
KI0
(PIN1)
KI1
(PIN2)
KI2
(PIN3)
KI3
(PIN4)
KI/O0
(PIN19)
N.C M1 M2
(RPT) M3
(INT)
KI/O1
(PIN18) M4
(SHF)
M5/-10
M6/+10
BAND/ENT
KI/O2
(PIN17)
TUNEUP
TUNEDN
VOLSEL
/NEXT
VOL DN
KI/O3
(PIN16)
VOL UP
AS/PS/
SCH
LOUD/0
POWER
KI/O4
(PIN15)
MUTE/9
DSP/8
SCAN/
CDC-UP/
REC(L)/7
MODE
KI/O5
(PIN 14)
PLAY/
PAUSE
SEEK/
CDC-DN
KI/O6
(PIN 13)
Custom Code : 82H (C0,C1,C2 ~ C6,C7 : B)
TWO DIODE (from KI/O1 and KI/O7 to CCS) with NO pull up Resistor.
SEL port (PIN7) should be connected to VDD.
EX) M1 code is (C0C1C2C3C4C5C6C7 : )
OSC is to be made by 455 KHz.
The signal to the remote input of u-com is High when NO signal.
That is “ the reverse signal from remote IC is input to u-com”

20. 5. KEY FUNCTION 5.1 KEY DESCRIPTION TNN SOLUTION CO., LTD. KEY NAME
DESCRIPTIONS M1
M2/RPT
M3/INT
M4/SHF
M5/-10
M6/+10
1) RADIO MODE
M1 - M6
- PRESET MEMORY is loaded when key is pressed for less than 1second.
- PRESET MEMORY is saved when key is pressed for longer than 1 sec.
2) CDP/MP3/SD/MMC/USB MODE
-RPT : REPEAT ON/OFF activated
-INT : INTRO ON/OFF is activated.
During INTRO ON, Playing the first 10 sec of each song
-SHF : SHUFFLE ON/OFF is activated.
- +/- 10 : 10 TRACK UP/DOWN key is activated
PLAY/
PAUSE
1) CDP/CDC/MP3/SD/MMC/USB MODE
- PLAY/PAUSE is activated
T-UP/DN
1)RADIO MODE
- SEEK MODE is activated as below when T-UP/DOWN key is pressed
for less than 1sec.
- MANUAL MODE is activated when T-UP/DOWN key is pressed for
longer than 1sec.
2)CDP/CDC/MP3/SD-MMC/USB MODE
-TRACK UP/DOWN is activated when key is pressed for less than 800ms.
Track returns to the beginning of the song when play has been on for
- SEARCH FF/FR is activated when T-UP/DN key is pressed for longer
than 800ms. Search is valid in current track.
BAND
1) RADIO MODE
- Entered as BAND conversion key.
2) CDP/MP3/SD-MMC/USB MODE
- Enter key in the search mode
AME/PSCAN/SCH
- Each Memory from the current Band is received for 5sec when
AME/PSCAN is pressed for less than 1sec. Channel is flashing
during the process.
- AUTO MEMORY is activated when AME/PSCAN key is pressed for
- Search start key
TNN SOLUTION CO., LTD.

21. TNN SOLUTION CO., LTD. KEY NAME DESCRIPTIONS POWER
- Power on/off activated pressed power key.
- When power is on, resume play in current function.
LOUD
1) ALL MODE
- LOUDNESS ON/OFF activated key during power on.
2) CDP/MP3/SD-MMC/USB MODE
- Number 0 is activated in the search mode
MODE
- Function changes depending on the key entered.
- AUX/TAPE function is selected as a optioned diode.
- NO AUX FUNCTION. (NOT USED DIODE)
RADIO → CD → SD-MMC → USB → TAPE
- AUX FUNCTION USED (USED DIODE)
RADIO → CD → SD-MMC → USB → TAPE → AUX
MUTE/9
- Mute key turns MUTE ON/0FF.
- Mute is turned off by any key input.
- Number 9 is activated in the search mode.
SEL/NEXT
- VOLUME MODE is switched on.
( VOLUME/BASS/TREBEL/BALANCE/FADER)
- Next key is activated in search mode
V-UP/DN
- Controls VOLUME/BASS/TREBLE/BALANCE/FADER levels.
- Volume : 0 – 53. (initialize : -47.5dB)
- BASS / TREBLE : -7 ~ +7 (15 levels)
- BALANCE / FADER : 0 ~ 10 (10 levels)
VOLUME
-78.5 dB → 0 dB
(mute)
BASS / TREBLE
-14 dB → 14 dB
BALANCE / FADER
∞ → 0 dB
TNN SOLUTION CO., LTD.

22. TNN SOLUTION CO., LTD. KEY NAME DESCRIPTIONS DSP/8 (SOUND)
DSP SOUND control key with following mode.
DSP OFF → FLAT → CLASSIC → POP M → ROCK → DSP OFF.
In each DSP control mode, the default curve is offered by the E.VOL.
CLOCK/
ST-MONO
1) CLOCK setting is activated on/off
2) RADIO MODE
- Used to force mono reception.
- MONO state is controlled by output mono port of u-COM
EJECT
CD DISC eject.
SCAN/7/
CDC-UP
1) RADIO MODE
- SCAN UP is activated by pressing the scan key.
- When SD has detected a valid signal, current frequency display for
5sec.
2) CDP/MP3/SD-MMC/USB MODE
- Number 7 key in the search mode
3) CDC MODE
- Disc up is activated
SEEK/
CDC-DN
- SEEK UP is activated by pressing the scan key.
- When SD has detected a valid signal, maintain the current frequency
2) CDC MODE
LOC/DX/
METAL
- LOC/DX MODE switched on.
- This key can be used to control an attenuator in the tuner during search
The detecting level of seek, scan, automemory will be reduced as much as
the attenuated level of the tuner.
- When LOC key in, display is on for LOC . But LOC port is not high.
LOC port is high during the seek state.
2) TAPE MODE
- TAPE-METAL activated is on/off
TNN SOLUTION CO., LTD.

23. 5.2 SEARCH FUNCTION TNN SOLUTION CO., LTD.
Search function is activated by pressing down <ASPS/SCH> key
At first down, filenumber search function is activated, at second down, filename search function, and finally exits search function
Filenumber search  filename search  exit search
(1) Filenumber search
Three digits of zeros are displayed which means ready to get the file number
Enter music fille number of which want to play the music
After finished, press <BAND/ENT> key to start search
The music will be played when the search succeeded
If the music file is not found, last file will be played and exit search function
(2) Filename search
Filename search function requires only three characters as search keyword.
When filename search function starts, “A**” will be displayed, while the first character is blinking which field denotes that ready to get a character
Change blinking character by pressing down <T-UP> or <T-DOWN> key
The character will be changed from ‘A’ through ‘Z’ and ‘0’ through ‘9’
Use <SEL/NEXT> key to change field, you can continue to enter a new character
After finished, press <BAND/ENT> key to start search. When all three field of search keyword was entered, <SEL/NEXT> key also can be used to start search
The filename of the searched file will be displayed when search succeeded
Press <T-UP> or <T-DOWN> key to continue search with same current keyword
Press <PLAY/PAUSE> key to start play music of the current matched file
If the music file was not found, “NO MATCH” message will be displayed, and after some seconds, it will return to filename search display state. And you can continue to use filename search function
The filename search function will be terminated by some keys which are related with playing the music such as :
<VOL-UP>, <VOL-DOWN>,
<M5/-10>, <M6/+10>,
<DSP>, <MODE>
TNN SOLUTION CO., LTD.

24. 5.3 RECORD FUNCTION 5.3 REPEAT A-B FUNCTION TNN SOLUTION CO., LTD.
The record function is activated when long <SCAN/CDC-UP> key is pressed down in all modes. The record function can perform tuner record function, CD record function, and line-in record function including delete and copy function into SD/MMC or USB media
Messages that can be displayed are as following table when continue to enter short <SCAN/CDC-UP> key
If media is not exist, the messages related with that media will not be displayed
The record function will be terminated by long <SCAN/CDC-UP> key
The sub-function of the record function can be executed by short <BAND/ENT> key
During the execution of all sub-function, short <BAND/ENT> key or long <SCAN/CDC-UP> key is used to stop running of the record function and return to the previous operation mode
MODE
sub-fn
TUNER CD
SD/MMC
USB
AUX
REC MMC? O X
REC USB?
DELETE?
COPY MMC
O (MP3)
COPY USB
5.3 REPEAT A-B FUNCTION
<REPEAT A-B> function is activated in the CD or SD/MMC or USB
The <Repeat A-B> function is started by long <M2/RPT> key in.
- If press more short <M2/RPT> key once, the state is <b>.
- If there is no key input to current music last , the state is <b> automatically
- If want to cancel the <REPEAT A-B>, press the short <M2/RPT> key.
TNN SOLUTION CO., LTD.

25. 6. RADIO MODE TNN SOLUTION CO., LTD.
6-1. RECEIVING FREQUENCY, CHANNEL SPEACE
(1) TUNER UP / DOWN FUNCTIONS
Key less than 1sec - SEEK UP/DOWN
Key more than 1sec - 1STEP UP/DOWN
TNN SOLUTION CO., LTD.

26. TNN SOLUTION CO., LTD. (2) SEEK FUNCTIONS
Used to search a broadcasting station automatically and hold a receiving frequency
when the broadcasting station is reached.
(3) PRESET · MEMORY · SCAN
Preset memory 5 sec receiving.
(4) PRESET MEMORY
When the LW band is used, MW2 cannot be used
(5) STORE · CHANNEL · MEMORY
FM1, FM2, FM3,OIRT,MW1,MW2,LW
(6) LOC (Local) control output and display.
(7) Auto Store Memory (ASM)
(8) “
FM band FM1 : 6 stations, FM2 : 6 stations, FM3 : 6 stations
OIRT band - FM : 6 stations
MW band MW1 : 6 stations, MW2 : 6 stations
LW band LW : 6 stations
” / “ST” display at FM band.
TNN SOLUTION CO., LTD.

27. 6.2 RADIO KEY DESCRIPTIONS
(1) M1, M2, M3, M4, M5, M6
It performs preset memory read / write function.
 WRITE operation.
One of the M1 ~ M6 key is pressed for more than 2 seconds, current frequency is
stored to corresponding memory area.
Mute M1
M3 on
M3 off
2sec
300ms
89.1
-When write operation, It performs 0.3 sec mute operation. These keys are invalid when AUTO MEMORY operation.
■ READ operation
One of the M1~M6 key is pressed for less than 2 seconds, read the corresponding
preset memory.
Mute
300ms
M3 on
M3 off M1
89.1
91.9
- These keys are invalid when AUTO MEMORY operation
TNN SOLUTION CO., LTD.

28. TNN SOLUTION CO., LTD. Initial frequency to the preset memory.
AREA
BAND M1 M2 M3 M4 M5 M6
America
FM1
87.5
107.9
90.5
98.5
106.5
MW1
520
1710
600
1000
1400
Europe
108.0
90.0
98.0
106.0
522
1620
603
999
1404 LW
144
290
160
200
260
OIRT
65.0
74.0
67.1
70.4
72.5
South
Africa
531
1602
Aust
Other bands : Minimum frequency of each area is memorized.
(2) AME / PSCAN
Preset memory scan / Auto store memory key.
 When AME / PSCAN key is pressed for less than 1 sec, it performs preset memory
scan function.
 When AME / PSCAN key is pressed for more than 1sec, it performs auto store memory
function.
1) preset memory scan function descriptions
Reading preset memory in regular frequency for 5 seconds each.
Ex1) Current receiving frequency : FM1, CH3
Key on
FM1 M3 M4 M5 M6
FM1 M1 M2
PSCAN operation stop
If AME / PSCAN key is pressed again during preset memory scan operation, it stop
preset memory scan operation and maintain the current frequency
- When reading preset memory, mute is active for 300msec
TNN SOLUTION CO., LTD.

29. Ex 2) FM1 90.1MHz ( M1 : 89.1, FM2 : 91.9 …....… . )
Mute
5SEC
AME
PSCAN
AME
PSCAN
Key
90.1
89.1
91.9
93.1
Display
22) Auto store memory function descriptions.
- During SEEK UP operation with station detection, if any station is detected, then this
detected station is automatically stored to the corresponding preset memory area in
regular frequency.
- Current receiving frequency is preset memory : From current channel to M6
- Current receiving frequency is not preset memory : Form M1 to M6
- During Auto store memory, mute pin has low level.
- When this operation is finished, it performs preset memory scan operation for one
time. 
TNN SOLUTION CO., LTD.

30. TNN SOLUTION CO., LTD.  DX mode AUTOLOC = 0, “LOC” display is off
Station search is executed only once
Ex1) FM1, 89.1MHz (M3)
EX2) FM, 88.0MHz
 LOCAL MODE
“LOC” display is on or AUTOLOC = 1
Station search is executed two times (LOC : 1 time, DX : 1 time)
During this operation, if preset memory is fully stored from M1 to M6 then stop
this operation and performs preset memory scan one time
(Even though three times station search is not completed)
TNN SOLUTION CO., LTD.

31. TNN SOLUTION CO., LTD. (3) SEEKUP ■ SEEKUP function.
When any of SEEK UP key is pressed, the frequency moves up by one channel step with
station detection.
As this time, if a valid signal has detected, maintain the current frequency.
If not, performs seek operation continuously.
 “ LOC ” display on
LOCAL mode ∫
station detection LOCAL mode
 “ LOC ” display off
DX mode
station detection DX mode
TNN SOLUTION CO., LTD.

32. (4) TUNUP / TUNDN
 TUNER TUNING.
Whenever one of TUNUP / TUNDN key is pressed, the frequency moves up / down by
one channel step.
If TUNUP / TUNDN key is pressed for more than 1second.
If TUNUP / TUNDN key is pressed for less than 1sec,
it performs seek up / down functions.

33. (5) SCAN UP
 LOCAL mode
 SCAN UP functions.
 DX mode
① When SCAN UP key is pressed, the frequency is scan up by one channel step with
station detection.
② If a valid signal has detected, the current frequency is blinked each 500mesc with in
5 seconds.
If this case, SCAN UP key is pressed, SCAN function is released and the current
frequency is maintained.
③ When SCAN UP key is not pressed with in blinking, the frequency moves up by one
channel step with station detection.
(6) BAND
 Band changes key.
Band change over is performed through the cyclic method with the Band key.
(7) LOC
 LOC (Local) function control key.
This key is valid only in RADIO mode
The “ LOC ” is toggled on LCD panel at every key input

34. 6.3 RADIO DISPLAY ○ ○ ○ ○ ○ ○ (1)FM BAND (2)AM BAND
Stereo signal indicator
Local indicator
DISC. MP3 TRACK MUTE LOUD DSP RPT INT RDM LOC ○ ○ CH
BAND Display
Frequency display
(1)FM BAND
DISC. MP3 TRACK MUTE LOUD DSP RPT INT RDM LOC ○ ○ CH
(2)AM BAND
DISC. MP3 TRACK MUTE LOUD DSP RPT INT RDM LOC ○ ○ CH
TNN SOLUTION CO., LTD.

35. 7. CDP MODE 7.1 CDP KEY DESCRIPTIONS TNN SOLUTION CO., LTD.
(1) PLAY / PAUSE
 CDP Play / Pause key
(2) M2 / RPT
 Repeat play on / off key
(3) M3 / INT
 Intro scan on / off key
It play individually tune for 10 seconds.
If this key is pressed in intro scan mode, it display “ INTRO ”.
(4) M4 / SHF
 Shuffle play on / off key
If this key is pressed, and at the end of the tune shuffle tuning function performs.
If this key is pressed in shuffle play mode, it display “ SHF ”
(6) CDP EJT
 CDP Eject key.
TNN SOLUTION CO., LTD.

36. TNN SOLUTION CO., LTD. (7) TUNUP / T-UP  Track forward key
It moves to next tune and if it meet to last tune then it goes to first tune.
If this key is pressed in random play mode, it performs random select function.
If this key is pressed for more than 0.5 sec, it changes to search FF mode.
(8) TUNDN / T-DN
 Track downward key
The running time of current playing tune is less than 3 seconds, it moves to last tune.
The running time of current playing tune is more than 3 seconds, it moves to firs tune.
If this key is pressed for more than 0.5 sec, then it changes to search FR mode.
TNN SOLUTION CO., LTD.

37. 7.2 CDP DISPLAY ○ ○ ○ ○ ○ ○ ○ ○ (1)CDP Initial mode (2)During CDP mode
Off: Disc stop
On:Disc play
Flashing:Disc pause
Repeat one indicator
Intro play indicator
Random play indicator
DISC. MP3 TRACK MUTE LOUD DSP RPT INT RDM LOC ○ ○ CH
Track number display
Track min display
Track sec display
(1)CDP Initial mode
DISC. MP3 TRACK MUTE LOUD DSP RPT INT RDM LOC ○ ○ CH
(2)During CDP mode
DISC. MP3 TRACK MUTE LOUD DSP RPT INT RDM LOC ○ ○ CH
(3)When Error occurs
SCROLL
DISC. MP3 TRACK MUTE LOUD DSP RPT INT RDM LOC ○ ○ CH
TNN SOLUTION CO., LTD.

38. 8. MP3 MODE 8.1 MP3 KEY DESCRIPTIONS TNN SOLUTION CO., LTD.
(1) PLAY/PAUSE
 MP3 Play / Pause Key
(2) ASPS/SCH
 Enter MP3 file search mode
(3) BAND/ENTER
 Alpha/Number enter
(4) M2/RPT
 Repeat Play On/Off Key
(5) M3/INT
 Intro play on/off key
It play individually tune for 10 seconds.
It this key is pressed intro scan mode it display “INTRO”
(6) M4/SHF
 Shuffle play on/off key
It this key is pressed, and at the end or the tune shuffle tuning function performs.
It this key is pressed in shuffle play mode, if display “RDM”
(7) M5/-10
 –10 key
(8) M6/+10
 +10 key
(9) TUNUP/T-UP
(10)TUNUP/T-DN
TNN SOLUTION CO., LTD.

39. ○ ○ ○ ○ ○ ○ 8.2 MP3 DISPLAY (1)MP3 initial mode (2)ID3 tag display
Off:Disc stop
On:Disc play
Flashing:Disc pause
MP3 display indicator
DISC. MP3 TRACK MUTE LOUD DSP RPT INT RDM LOC ○ ○ CH
TITLE
MP3 min display
MP3 sec display
(1)MP3 initial mode
DISC. MP3 TRACK MUTE LOUD DSP RPT INT RDM LOC ○ ○ CH
(2)ID3 tag display
DISC. MP3 TRACK MUTE LOUD DSP RPT INT RDM LOC CH ○
SCROLL
DISC. MP3 TRACK MUTE LOUD DSP RPT INT RDM LOC CH ○
TNN SOLUTION CO., LTD.

40. ○ ○ ○ ○ ○ ○ TNN SOLUTION CO., LTD. CH SCROLL CH CH SCROLL CH CH SCROLL
DISC. MP3 TRACK MUTE LOUD DSP RPT INT RDM LOC CH ○
SCROLL
DISC. MP3 TRACK MUTE LOUD DSP RPT INT RDM LOC ○ ○ CH
DISC. MP3 TRACK MUTE LOUD DSP RPT INT RDM LOC CH ○
SCROLL
DISC. MP3 TRACK MUTE LOUD DSP RPT INT RDM LOC CH ○
DISC. MP3 TRACK MUTE LOUD DSP RPT INT RDM LOC CH ○
SCROLL
TNN SOLUTION CO., LTD.

41. ○ ○ ○ ○ ○ ○ ○ ○ (3)During MP3 mode TNN SOLUTION CO., LTD. CH CH CH CH
DISC. MP3 TRACK MUTE LOUD DSP RPT INT RDM LOC ○ ○ CH
DISC. MP3 TRACK MUTE LOUD DSP RPT INT RDM LOC ○ ○ CH
DISC. MP3 TRACK MUTE LOUD DSP RPT INT RDM LOC ○ ○ CH
DISC. MP3 TRACK MUTE LOUD DSP RPT INT RDM LOC ○ ○ CH
SCROLL
TNN SOLUTION CO., LTD.

42. 9. CDC MODE 9.1 CDC KEY DESCRIPTION TNN SOLUTION CO., LTD.
Mechanism - Made in SHINHEUNG Precision Co. LTD and SANYO Co. LTD
CDC selection - When initial power is supplied, CDC kind is detected in
CDC mode and maintains to power off
9.1 CDC KEY DESCRIPTION
(1) PLAY/PAUSE
 CDC PLAY / PAUSE KEY
(1) M2/RPT
 Repeat play on / off key
(3) M3/INT
 Intro scan on / off key
It plays individually tune for 10 seconds
If this key is pressed in intro scan mode, it display “INTRO”
(4) M4/SHF
 Shuffle play on / off key
It this key is pressed, and at the end of the tune random tuning
function performs
If this key is pressed in random play mode, it display “RDM”
TNN SOLUTION CO., LTD.

43. TNN SOLUTION CO., LTD. (5) SCAN/CDC UP  Disc selection key
It moves to up disc, then play.
ex) In case of disc 3,4 is empty.
1 → → → 6
(6) SEEK/CDC DN
 Disc selection key
It moves to down disc, then play.
ex) In case of disc 1,6 is empty.
2 → → → 5
(7) TUN UP / TRACK UP
 Track forward key
It moves to next tune and if it meet to last tune then it goes to first tune.
If this key is pressed in random play mode, it performs random select function.
If this key is pressed for more than 0.8 sec, it changes to search FF mode
(8) TUN DN / TRACK DN
 Track backward key
The running time of current playing tune is less than 3 seconds, it moves to last tune.
The running time of current playing tune is more than 3 seconds, it moves to first tune
If this key is pressed in random play mode, it performs random select function.
If this key is pressed for more than 0.8sec, then it changes to search FR mode
TNN SOLUTION CO., LTD.

44. 10.1 TAPE DISPLAY DESCRIPTIONS
10. TAPE MODE
10.1 TAPE DISPLAY DESCRIPTIONS
(1) LOC/MTL
MTL (Metal) function control output and display “MTL” display is
Toggled on LCD panel MTL pin status is Toggled at every key input
In TAPE mode.
It has high level when “MTL” display is on
DISC. MP3 TRACK MUTE LOUD DSP RPT INT RDM LOC ○ ○ CH
TNN SOLUTION CO., LTD.

45. 11.1 CLOCK KEY DESCRIPTIONS
11. CLOCK MODE
11.1 CLOCK KEY DESCRIPTIONS
(1) CLOCK
 CLOCK key controls on / off
(2) TUNUP / T-UP / HOUR
 TUNUP / T-UP / HOUR key controls a increase of hours
(3) TUNDN / T-DN / MIN
 TUNDN / T-DN / MIN key controls a increase of minutes
11.2 CLOCK MODE ON / OFF
ANOTHER mode
CDP, RADIO display
CLOCK mode
CLOCK ADJ mode ① ② ③ ④ ⑤
① - CLOCK key (priority selection)
- When the display switched from clock display by function keys (exception CLOCK
key), it no operation is performed within 5 seconds, then the display returns to clock
display (priority continued)
② - CLOCK key (priority release)
- Another function key
③ - CLOCK key is pressed for more than 1 second
④ - This mode returns to the clock display if no operation is performed within 5 seconds
after the display was switched.
⑤ - CLOCK key
TNN SOLUTION CO., LTD.

46. 11.3 CLOCK DISPLAY ○ ○ ○ ○ ○ ○ (1)CDP/MP3 Initial mode
DISC. MP3 TRACK MUTE LOUD DSP RPT INT RDM LOC ○ ○ CH
AM/FM display
HOUR display
MIN display
(1)CDP/MP3 Initial mode
DISC. MP3 TRACK MUTE LOUD DSP RPT INT RDM LOC ○ ○ CH
(2)During CDP/MP3 play
DISC. MP3 TRACK MUTE LOUD DSP RPT INT RDM LOC ○ ○ CH
TNN SOLUTION CO., LTD.

47. 12.1 VOLUME KEY DESCRIPTIONS
12. VOLUME MODE
12.1 VOLUME KEY DESCRIPTIONS
(1) VOLSEL
 VOLUME mode control key
(2) VOLUP, VOLDN
 Volume level up / down key
(3) LOUD
 Loudness on / off control key
(4) MUTE
 Mute on / off control key
When “ MUTE ” is displayed, mute port output low level.
(5) DSP
 SURROUND mode change key.
This key is available with TDA7313
Initial state is SURROUND OFF mode.
12.2 VOLUME MODE ON/OFF
It is automatically released after 5 seconds from volume control
12.3 VOLUME LEVEL INITIAL VALUE
TDA7313
 Volume - Level =25, dB step = -47.5
 Bass - Level = 0, dB step = 0
 Balance - Level = 0, dB step = 0
 Fader - Level = 0, dB step = 0
TNN SOLUTION CO., LTD.

48. 12.4 TDA7313 LEVEL TABLE TNN SOLUTION CO., LTD. (1) VOLUME ( TDA7313 )
dB STEP 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32
-1.25
-2.5
-3.75
-5.0
-6.25
-7.5
-8.75
-10.0
-11.25
-12.5
-13.75
-15.0
-16.25
-17.5
-18.75
-20.0
-21.25
-22.5
-23.75
-25.0
-26.25
-27.5
-28.75
-30.0
-31.25
-32.5
-33.75
-35.0
-36.25
-37.5
-38.75 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00
-40.0
-41.25
-42.5
-43.75
-45.0
-46.25
-47.5
-48.75
-50.0
-51.25
-52.5
-53.75
-55.0
-56.25
-57.5
-58.75
-60.0
-61.25
-62.5
-63.75
-65.0
-66.25
-67.5
-68.75
-70.0
-71.25
-72.5
-73.75
-75.0
-76.25
-77.5
-78.75
TNN SOLUTION CO., LTD.

49. 12.5 VOLUME DISPLAY ○ ○ ○ ○ ○ ○ ○ ○ (1)Volume (2)Bass (3)Treble
MUTE indicator
LOUD indicator
DISC. MP3 TRACK MUTE LOUD DSP RPT INT RDM LOC ○ ○ CH
Volume mode display
Volume level display
(1)Volume
DISC. MP3 TRACK MUTE LOUD DSP RPT INT RDM LOC ○ ○ CH
(2)Bass
DISC. MP3 TRACK MUTE LOUD DSP RPT INT RDM LOC ○ ○ CH
(3)Treble
DISC. MP3 TRACK MUTE LOUD DSP RPT INT RDM LOC ○ ○ CH
TNN SOLUTION CO., LTD.

50. TNN SOLUTION CO., LTD. (2) BASS / TREBLE (TDA7313) ■ TDA7313
DISPLAY
STEP
(Db)
(3) BALANCE / FADER (TDA7313 )
■ TDA7313
DISPLAY
STEP
(Db) ∞
TNN SOLUTION CO., LTD.

51. ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ (4)Balance (5)Fader TNN SOLUTION CO., LTD. CH
DISC. MP3 TRACK MUTE LOUD DSP RPT INT RDM LOC ○ ○ CH
DISC. MP3 TRACK MUTE LOUD DSP RPT INT RDM LOC ○ ○ CH
DISC. MP3 TRACK MUTE LOUD DSP RPT INT RDM LOC ○ ○ CH
(5)Fader
DISC. MP3 TRACK MUTE LOUD DSP RPT INT RDM LOC ○ ○ CH
DISC. MP3 TRACK MUTE LOUD DSP RPT INT RDM LOC ○ ○ CH
DISC. MP3 TRACK MUTE LOUD DSP RPT INT RDM LOC ○ ○ CH
TNN SOLUTION CO., LTD.

52. 13. POWER OFF/DOWN MODE 13.1 POWER OFF MODE TNN SOLUTION CO., LTD.
 If POWER key is pressed in RADIO / CDP mode, it goes to POWER OFF mode.
Low level output to power pin and LCD off
Detachable type : front panel removed from main system it goes to POWER OFF
mode also.
 If POWER key is pressed again or front panel is attached to main system in POWER mode,
it recovers to same mode as before.
Ex1) POWER key is pressed in RADIO mode.
RADIO mode
MAX 0.3sec wait
POWER OFF mode
POWER key push
TNN SOLUTION CO., LTD.

53. 13.2 POWER DOWN MODE TNN SOLUTION CO., LTD.
 The ACC IN pin goes to low cause by ACC off, it goes to POWER DOWN mode.
If ACC IN pin goes to high level at POWER DOWN mode caused by ACC on, it recovers
to same mode as before.
Ex2) power down in RADIO mode.
RADIO mode
MAX 0.3sec wait
POWER DN mode
ACC IN = High  Low
ACC IN = Low  High
TNN SOLUTION CO., LTD.

54. 14.1 LCD DISPLAY (4 COM - 1/4 DUTY, 1/3BIAS)
14. DISPLAY TYPE
14.1 LCD DISPLAY (4 COM - 1/4 DUTY, 1/3BIAS) 1 2 3 4 5 6 7 8 9 P3
LCD(PIN) 1 2 3 4 5 6 7 8 9 10 11 12
COM0 - 1D 1M 1E 1I 1J 1F R1 R2
COM1 1C 1L 1K 1G 1B 1H 1A R3
COM2 2D 2M 2E 2I 2J 2F
USB CH
COM3 2C 2L 2K 2G 2B 2H 2A
WMA 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 3D 3M 3E 3I 3J 3F
M.CARD
DISC 5D 5M 5E 5I 5J 5F
MP3 3C 3L 3K 3G 3B 3H 3A
LOUD 5C 5L 5K 5G 5B 5H 5A 4D 4M 4E 4I 4J 4F
DSP
RPT 6D 6M 6E 6I 6J 6F 4C 4L 4K 4G 4B 4H 4A
INT 6C 6L 6K 6G 6B 6H 6A 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42
RDM 7D 7M 7E 7I 7J 7F 9E 9D A5 A4 B5 B4 C5 C4
LOC 7C 7L 7K 7G 7B 7H 7A 9C A6 A3 B6 B3 C6 C3 P3 8D 8M 8E 8I 8J 8F 9F 9G A7 A2 B7 B2 C7 C2 : 8C 8L 8K 8G 8B 8H 8A 9A 9B A1 ST B1 C1 43 44 D5 D4 D6 D3 D7 D2
WOOFER D1 A F H I J B A B G K F G E M L C E C D D
TNN SOLUTION CO., LTD.

55. 14.2 LCD DISPLAY (3 COM -1/3 DUTY, 1/3 BIAS )5 6 P 7 8 9
USED IC : PT6523
LCD PIN 1 2 3 4 5 6 7 8 9 10 11 12
COM1 1E 1G 1I 1K 1C 2E 2G 2I 2K 2C 3E 3G
COM2 1F 1H 1A 1J 1B 2F 2H 2A 2J 2B 3F 3H
COM3 1M 1D 1L
MP3 9A 2M 2D 2L - 9B 3M 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 3I 3K 3C 4E 4G 4I 4K 4C 5E 5G 5I 5K 5C 6E 6G 6I 3A 3J 3B 4F 4H 4A 4J 4B 5F 5H 5A 5J 5B 6F 6H 6A 3D 3L - 9G 4M 4D 4L 9C 5M 5D 5L
DIR 6M 6D 29 30 31 32 33 34 35 36 37 38 39 40 41 42 6K 6C 7E 7G 7I 7K 7C 8E 8G 8I 8K 8C
LUD
CDP1 6J 6B 7F 7H 7A 7J 7B 8F 8H 8A 8J 8B -
CDP2 6L P 7M 7D 7L 9D 9E 8M 8D 8L 9F
CDP3 43 44 45 46 47 48 49 50 51 52 53 54 55
ROCK
L15
L12
L27
L24
L21
L36
L33 -
COM1
POP
L16
L13
L25
L22
L37
L34
L31
LOC
COM2
CLAS
L17
L14
L11
L26
L23
L35
L32
COM3 A
L13
L11
L12
L14
L15
L16
L17
L21
L22
L23
L24
L25
L26
L27
L31
L33
L34
L35
L36
L37
L32 F H I J B A B G K F G E M L C E C D D
TNN SOLUTION CO., LTD.

56. 15.1 ENCODER VOLUME APPLICATION
The operation is just same as that of VOL UP/DN, INIT SEL tact switch.
The separated tact switch or tact switch undefined in a encoder can be adapted for
VOL SEL INIT key.
- Pull up resister are not needed. There are Pull-up resisters are in the U-COM.
TNN SOLUTION CO., LTD.

57. 15.2 LCD APPLICATION 15.2.1 PT6523 (3COM) APPLICATION
TNN SOLUTION CO., LTD.

58. LD4104 (4COM) APPLICATION
TNN SOLUTION CO., LTD.

59. 16. PACKAGE DIMENSIONS
TNN SOLUTION CO., LTD.